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What sits at the center of the atom?

What sits at the center of the atom?

Atom with a tiny positively charged nucleus and electrons outside, with proton, neutron, and electron charges labeled

An atom has a tiny central nucleus and electrons outside it. The nucleus is extremely small compared with the whole atom, but it contains almost all of the atom's mass.

5.1.2a Composition of the nucleus and isotopes Lesson

  1. IGCSE
  2. /Physics
  3. /5.1.2a Composition of the nucleus and isotopes

Step-by-step lessons on CIE IGCSE Physics 5.1.2a Composition of the nucleus and isotopes. Each one builds up to exam-style questions. Build a strong foundation in mechanics and electricity before tackling the more mathematically demanding astrophysics and nuclear topics.

Lessons